CVE-2021-28844 is a Null Pointer Dereference vulnerability affecting several TRENDnet wireless access point models (TEW-755AP, TEW-755AP2KAC, TEW-821DAP2KAC, TEW-825DAP) running firmware version 1.11B03. An unauthenticated attacker can trigger this vulnerability by sending a crafted POST request to the apply_cgi endpoint without a session_id key, specifically targeting the do_graph_auth action. This vulnerability has a CVSS score of 7.5 (High), indicating a high availability impact (A:H) with low attack complexity (AC:L) and no user interaction required (UI:N). There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
1.11b03CPE matchmatch criteria | cpe:2.3:o:trendnet:tew-755ap_firmware:1.11b03:*:*:*:*:*:*:* | ||
1.11b03CPE matchmatch criteria | cpe:2.3:o:trendnet:tew-755ap2kac_firmware:1.11b03:*:*:*:*:*:*:* | ||
1.11b03CPE matchmatch criteria | cpe:2.3:o:trendnet:tew-821dap2kac_firmware:1.11b03:*:*:*:*:*:*:* | ||
1.11b03CPE matchmatch criteria | cpe:2.3:o:trendnet:tew-825dap_firmware:1.11b03:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.